What is the Greatest Common Factor of 30790 and 30802?

Greatest common factor (GCF) of 30790 and 30802 is 2.

GCF(30790,30802) = 2

We will now calculate the prime factors of 30790 and 30802, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30790 and 30802.

How to find the GCF of 30790 and 30802?

We will first find the prime factorization of 30790 and 30802. After we will calculate the factors of 30790 and 30802 and find the biggest common factor number .

Step-1: Prime Factorization of 30790

Prime factors of 30790 are 2, 5, 3079. Prime factorization of 30790 in exponential form is:

30790 = 2¹ × 5¹ × 3079¹

Step-2: Prime Factorization of 30802

Prime factors of 30802 are 2, 15401. Prime factorization of 30802 in exponential form is:

30802 = 2¹ × 15401¹

Step-3: Factors of 30790

List of positive integer factors of 30790 that divides 30790 without a remainder.

1, 2, 5, 10, 3079, 6158, 15395

Step-4: Factors of 30802

List of positive integer factors of 30802 that divides 30790 without a remainder.

1, 2, 15401

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30790 and 30802. The biggest common factor number is the GCF number.
So the greatest common factor 30790 and 30802 is 2.

Also check out the Least Common Multiple of 30790 and 30802